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Round GRP Manhole Covers
Diameter 550mm Round
GRP Material (Composite material)
D400 (40TONS) According to EN124
Features of GRP Round Manhole Covers
- Our composite manhole covers don’t have recovery value, which can solve the stolen problem thoroughly.
- Our GRP manhole covers are of high load capacity, which exceeds the ductile iron.
- We could produce any free design for our FRP manhole covers the surface, which could be designed according to customers’ demands, including color, pattern, specification.
- The service life of our plastic (composite material) manhole covers is at least 30 years.
- Our manhole covers are well sealed, which can be used hermetically, and effectively prevent those poisonous gases leaking out from the cesspool.
- Our round GRP manhole covers are neither jangle nor rebound when cars pass through.
- Our plastic sewer covers have good wear and corrosion resistance, which will never rust because it has good wear and corrosion resistance.
- 450mm Round Manhole Covers B125Rock Yuan Admin2019-04-02T13:20:22+00:00
- 500mm FRP Manhole Covers D400Rock Yuan Admin2019-04-02T13:29:16+00:00
- 550mm GRP Manhole Covers D400Rock Yuan Admin2019-04-02T14:00:32+00:00
- 600mm Plastic Manhole Cover B125Rock Yuan Admin2019-04-02T14:14:36+00:00
- 600mm Composite Sewer Cover C250Rock Yuan Admin2019-04-02T14:10:09+00:00
- 650mm FRP cover D400Rock Yuan Admin2019-04-02T14:26:03+00:00
- 700mm GRP covers C250Rock Yuan Admin2019-04-02T14:30:58+00:00
- 700mm Plastic Manholes D400Rock Yuan Admin2019-04-02T14:35:13+00:00